gnu-social/plugins/Favorite/FavoritePlugin.php

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<?php
/*
* GNU Social - a federating social network
* Copyright (C) 2014, Free Software Foundation, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
if (!defined('GNUSOCIAL')) { exit(1); }
/**
* @package Activity
* @maintainer Mikael Nordfeldth <mmn@hethane.se>
*/
class FavoritePlugin extends ActivityHandlerPlugin
{
public function tag()
{
return 'favorite';
}
public function types()
{
return array();
}
public function verbs()
{
return array(ActivityVerb::FAVORITE);
}
public function onCheckSchema()
{
$schema = Schema::get();
$schema->ensureTable('fave', Fave::schemaDef());
return true;
}
public function onEndUpgrade()
{
printfnq("Ensuring all faves have a URI...");
$fave = new Fave();
$fave->whereAdd('uri IS NULL');
if ($fave->find()) {
while ($fave->fetch()) {
try {
$fave->decache();
$fave->query(sprintf('UPDATE fave '.
'SET uri = "%s", '.
' modified = "%s" '.
'WHERE user_id = %d '.
'AND notice_id = %d',
Fave::newUri($fave->user_id, $fave->notice_id, $fave->modified),
common_sql_date(strtotime($fave->modified)),
$fave->user_id,
$fave->notice_id));
} catch (Exception $e) {
common_log(LOG_ERR, "Error updating fave URI: " . $e->getMessage());
}
}
}
printfnq("DONE.\n");
}
public function onRouterInitialized(URLMapper $m)
{
// Web UI actions
$m->connect('main/favor', array('action' => 'favor'));
$m->connect('main/disfavor', array('action' => 'disfavor'));
if (common_config('singleuser', 'enabled')) {
$nickname = User::singleUserNickname();
$m->connect('favorites',
array('action' => 'showfavorites',
'nickname' => $nickname));
$m->connect('favoritesrss',
array('action' => 'favoritesrss',
'nickname' => $nickname));
} else {
$m->connect('favoritedrss', array('action' => 'favoritedrss'));
$m->connect('favorited/', array('action' => 'favorited'));
$m->connect('favorited', array('action' => 'favorited'));
$m->connect(':nickname/favorites',
array('action' => 'showfavorites'),
array('nickname' => Nickname::DISPLAY_FMT));
$m->connect(':nickname/favorites/rss',
array('action' => 'favoritesrss'),
array('nickname' => Nickname::DISPLAY_FMT));
}
// Favorites for API
$m->connect('api/favorites/create.:format',
array('action' => 'ApiFavoriteCreate',
'format' => '(xml|json)'));
$m->connect('api/favorites/destroy.:format',
array('action' => 'ApiFavoriteDestroy',
'format' => '(xml|json)'));
$m->connect('api/favorites/list.:format',
array('action' => 'ApiTimelineFavorites',
'format' => '(xml|json|rss|atom|as)'));
$m->connect('api/favorites/:id.:format',
array('action' => 'ApiTimelineFavorites',
'id' => Nickname::INPUT_FMT,
'format' => '(xml|json|rss|atom|as)'));
$m->connect('api/favorites.:format',
array('action' => 'ApiTimelineFavorites',
'format' => '(xml|json|rss|atom|as)'));
$m->connect('api/favorites/create/:id.:format',
array('action' => 'ApiFavoriteCreate',
'id' => '[0-9]+',
'format' => '(xml|json)'));
$m->connect('api/favorites/destroy/:id.:format',
array('action' => 'ApiFavoriteDestroy',
'id' => '[0-9]+',
'format' => '(xml|json)'));
// AtomPub API
$m->connect('api/statusnet/app/favorites/:profile/:notice.atom',
array('action' => 'AtomPubShowFavorite'),
array('profile' => '[0-9]+',
'notice' => '[0-9]+'));
$m->connect('api/statusnet/app/favorites/:profile.atom',
array('action' => 'AtomPubFavoriteFeed'),
array('profile' => '[0-9]+'));
// Required for qvitter API
$m->connect('api/statuses/favs/:id.:format',
array('action' => 'ApiStatusesFavs',
'id' => '[0-9]+',
'format' => '(xml|json)'));
}
// FIXME: Set this to abstract public in lib/activityhandlerplugin.php ddwhen all plugins have migrated!
protected function saveObjectFromActivity(Activity $act, Notice $stored, array $options=array())
{
assert($this->isMyActivity($act));
// If empty, we should've created it ourselves on our node.
if (!isset($options['created'])) {
$options['created'] = !empty($act->time) ? common_sql_date($act->time) : common_sql_now();
}
if (!isset($options['uri'])) {
$options['uri'] = !empty($act->id) ? $act->id : $act->selfLink;
}
// We must have an objects[0] here because in isMyActivity we require the count to be == 1
$actobj = $act->objects[0];
try {
$object = Fave::saveActivityObject($actobj, $stored);
} catch (ServerException $e) {
// Probably that the favored notice doesn't exist in our local database
// but may also be some missing profile or so, which we could catch in a
// more explicit catch-statement.
return null;
}
return $object;
}
public function activityObjectFromNotice(Notice $notice)
{
$fave = Fave::fromStored($notice);
return $fave->asActivityObject();
}
public function deleteRelated(Notice $notice)
{
try {
$fave = Fave::fromStored($notice);
$fave->delete();
} catch (NoResultException $e) {
// Cool, no problem. We wanted to get rid of it anyway.
}
}
protected function notifyMentioned(Notice $stored, array &$mentioned_ids)
{
require_once INSTALLDIR.'/lib/mail.php';
foreach ($mentioned_ids as $id) {
$mentioned = User::getKV('id', $id);
if ($mentioned instanceof User && $mentioned->id != $stored->profile_id
&& $mentioned->email && $mentioned->emailnotifyfav) { // do we have an email, and does user want it?
mail_notify_fave($mentioned, $stored->getProfile(), $stored->getParent());
}
}
}
// API stuff
/**
* Typically just used to fill out Twitter-compatible API status data.
*
* FIXME: Make all the calls before this end up with a Notice instead of ArrayWrapper please...
*/
public function onNoticeSimpleStatusArray($notice, array &$status, Profile $scoped=null, array $args=array())
{
if ($scoped instanceof Profile) {
$status['favorited'] = Fave::existsForProfile($notice, $scoped);
} else {
$status['favorited'] = false;
}
return true;
}
public function onTwitterUserArray(Profile $profile, array &$userdata, Profile $scoped=null, array $args=array())
{
$userdata['favourites_count'] = Fave::countByProfile($profile);
}
/**
* Typically just used to fill out StatusNet specific data in API calls in the referenced $info array.
*/
public function onStatusNetApiNoticeInfo(Notice $notice, array &$info, Profile $scoped=null, array $args=array())
{
if ($scoped instanceof Profile) {
$info['favorite'] = Fave::existsForProfile($notice, $scoped) ? 'true' : 'false';
}
return true;
}
public function onNoticeDeleteRelated(Notice $notice)
{
parent::onNoticeDeleteRelated($notice);
// The below algorithm is because we want to delete fave
// activities on any notice which _has_ faves, and not as
// in the parent function only ones that _are_ faves.
$fave = new Fave();
$fave->notice_id = $notice->id;
if ($fave->find()) {
while ($fave->fetch()) {
$fave->delete();
}
}
$fave->free();
}
public function onUserDeleteRelated(User $user, array &$related)
{
$fave = new Fave();
$fave->user_id = $user->id;
$fave->delete(); // Will perform a DELETE matching "user_id = {$user->id}"
Fave::blowCacheForProfileId($user->id);
return true;
}
public function onStartNoticeListPrefill(array &$notices, array $notice_ids, Profile $scoped=null)
{
// prefill array of objects, before pluginfication it was Notice::fillFaves($notices)
Fave::fillFaves($notice_ids);
// DB caching
if ($scoped instanceof Profile) {
Fave::pivotGet('notice_id', $notice_ids, array('user_id' => $scoped->id));
}
}
/**
* show the "favorite" form in the notice options element
* FIXME: Don't let a NoticeListItemAdapter slip in here (or extend that from NoticeListItem)
*
* @return void
*/
public function onStartShowNoticeOptionItems($nli)
{
if (Event::handle('StartShowFaveForm', array($nli))) {
$scoped = Profile::current();
if ($scoped instanceof Profile) {
if (Fave::existsForProfile($nli->notice, $scoped)) {
$disfavor = new DisfavorForm($nli->out, $nli->notice);
$disfavor->show();
} else {
$favor = new FavorForm($nli->out, $nli->notice);
$favor->show();
}
}
Event::handle('EndShowFaveForm', array($nli));
}
}
public function showNoticeListItem(NoticeListItem $nli)
{
// pass
}
public function openNoticeListItemElement(NoticeListItem $nli)
{
// pass
}
public function closeNoticeListItemElement(NoticeListItem $nli)
{
// pass
}
public function onAppendUserActivityStreamObjects(UserActivityStream $uas, array &$objs)
{
$faves = array();
$fave = new Fave();
$fave->user_id = $uas->user->id;
if (!empty($uas->after)) {
$fave->whereAdd("modified > '" . common_sql_date($uas->after) . "'");
}
if ($fave->find()) {
while ($fave->fetch()) {
$faves[] = clone($fave);
}
}
return $faves;
}
public function onStartShowThreadedNoticeTailItems(NoticeListItem $nli, Notice $notice, &$threadActive)
{
if ($nli instanceof ThreadedNoticeListSubItem) {
// The sub-items are replies to a conversation, thus we use different HTML elements etc.
$item = new ThreadedNoticeListInlineFavesItem($notice, $nli->out);
} else {
$item = new ThreadedNoticeListFavesItem($notice, $nli->out);
}
$threadActive = $item->show() || $threadActive;
return true;
}
/**
* EndInterpretCommand for FavoritePlugin will handle the 'fav' command
* using the class FavCommand.
*
* @param string $cmd Command being run
* @param string $arg Rest of the message (including address)
* @param User $user User sending the message
* @param Command &$result The resulting command object to be run.
*
* @return boolean hook value
*/
public function onStartInterpretCommand($cmd, $arg, $user, &$result)
{
if ($result === false && $cmd == 'fav') {
if (empty($arg)) {
$result = null;
} else {
list($other, $extra) = $this->split_arg($arg);
if (!empty($extra)) {
$result = null;
} else {
$result = new FavCommand($user, $other);
}
}
return false;
}
return true;
}
public function onHelpCommandMessages(HelpCommand $help, array &$commands)
{
// TRANS: Help message for IM/SMS command "fav <nickname>".
$commands['fav <nickname>'] = _m('COMMANDHELP', "add user's last notice as a 'fave'");
// TRANS: Help message for IM/SMS command "fav #<notice_id>".
$commands['fav #<notice_id>'] = _m('COMMANDHELP', "add notice with the given id as a 'fave'");
}
/**
* Are we allowed to perform a certain command over the API?
*/
public function onCommandSupportedAPI(Command $cmd, array &$supported)
{
$supported = $supported || $cmd instanceof FavCommand;
}
// Layout stuff
public function onEndPersonalGroupNav(Menu $menu, Profile $target, Profile $scoped=null)
{
$menu->out->menuItem(common_local_url('showfavorites', array('nickname' => $target->getNickname())),
// TRANS: Menu item in personal group navigation menu.
_m('MENU','Favorites'),
// @todo i18n FIXME: Need to make this two messages.
// TRANS: Menu item title in personal group navigation menu.
// TRANS: %s is a username.
sprintf(_('%s\'s favorite notices'), $target->getBestName()),
$scoped instanceof Profile && $target->id === $scoped->id && $menu->actionName =='showfavorites',
'nav_timeline_favorites');
}
public function onEndPublicGroupNav(Menu $menu)
{
if (!common_config('singleuser', 'enabled')) {
// TRANS: Menu item in search group navigation panel.
$menu->out->menuItem(common_local_url('favorited'), _m('MENU','Popular'),
// TRANS: Menu item title in search group navigation panel.
_('Popular notices'), $menu->actionName == 'favorited', 'nav_timeline_favorited');
}
}
public function onEndShowSections(Action $action)
{
if (!$action->isAction(array('all', 'public'))) {
return true;
}
if (!common_config('performance', 'high')) {
$section = new PopularNoticeSection($action, $action->getScoped());
$section->show();
}
}
public function onPluginVersion(array &$versions)
{
$versions[] = array('name' => 'Favorite',
'version' => GNUSOCIAL_VERSION,
'author' => 'Mikael Nordfeldth',
'homepage' => 'http://gnu.io/',
'rawdescription' =>
// TRANS: Plugin description.
_m('Favorites (likes) using ActivityStreams.'));
return true;
}
}